Invicta Men's 7033 Signature Collection Pro Diver Ocean Ghost Automatic Watch Quality Japanese-automatic movement; functions without a battery; powers automatically with the movement of your arm Durable mineral crystal; brushed and polished stainless steel case and bracelet Automatic; date function Silver dial with blue hands and hour markers; luminous hands; screw down enamel crown; exhibition case back Water resistant to 660 feet (200 M): suitable for recreational scuba diving